Get Virtual Care
  • Primary Care
  • Urgent Care
  • FAQs
  • Support Center
For Businesses
  • Direct Primary Care for Organizations
  • For DMEs and Pharmacies
  • For Health Plans
  • For Providers
About Us
  • Who We Are
  • Why HealthTap
  • Our Standards
  • Contact
Log in
Book a video appointment
Book now
  • Get Virtual Care

    • Primary Care
    • Urgent Care
    • FAQs
    • Support Center
  • For Businesses

    • Direct Primary Care for Organizations
    • For DMEs and Pharmacies
    • For Health Plans
    • For Providers
  • About Us

    • Who We Are
    • Why HealthTap
    • Our Standards
    • Contact
Log in to HealthTap
HealthTap Online Primary Care Doctors Accepting New Patients
Book a video visit
HealthTap
Telehealth
A member asked:

Would hiv dna pcr test detects all types of hiv 21 days after possible exposure?

A doctor has provided 1 answer
Dr. Martin Raff answered

Highly probable: This is almost invariably the case.

Dr Heller agreed

Answered 6/1/2014

4k views

Thank

Related Questions

A member asked:

Which HIV tests are considered genetic?what the meaning of genetic test?is HIV DNA PCR a genetic test?and what type of test can detect all HIV types?

2 doctors weighed in across 2 answers

A member asked:

I did HIV DNA PCR and results came negative after 21 days but only for HIV 1 my question is if I had HIV 2 would this test detect it as well?

A doctor has provided 1 answer

A member asked:

1 month after HIV exposure, I had a PCR DNA, it was negative. 8 months later I used Oraquick Home and it was negative. Are my results conclusive?

4 doctors weighed in across 2 answers

A member asked:

I'm looking for an HIV expert's opinion on retesting - HIV 4th generation taken at 24 days, DNA PCR taken 18 & 12 days, all three negative. Should I retest 4th gen after 28 days? Did I test too soon? Please help.

A doctor has provided 1 answer

A member asked:

Hiv rna quantitative test after 22 days is negative and after 30 days 3rd generation test negative and on 32 days hiv dna pcr qualitative test negative and hiv combo test on 32 days and on 49 days also negative. am i safe from hiv or retest is requir?

A doctor has provided 1 answer

People also searched for:

Does DNA PCR test for HIV 1&2 lose sensitivity over time? How accurate can a negative result for DNA PCR be on checking at 89 days post exposure?
Is HIV DNA PCR test effective at three weeks of exposure while under pep ?
Why is the HIV DNA PCR test not recommended after 4 weeks of exposure? Would it still be a good measure if used past a 3 month time frame?
How do an elite controller get diagnosed with hiv1 or hiv 2 if the 4 generation hiv test and pcr rna/dna fail to pick up the virus despite deteriorating immune system and several hiv symptoms persisting for over 1year after exposure from vaginal sex?
Is pcr rna & nucleic acid test the same. Also is dna hiv test the same. Which is the best test to take now after a negative 8 months post exposure hiv test using a 4 generation test, still having symptoms like sore throat and body aches. Pcr or dna?

Telemedicine

Primary Care
Manage Your Conditions
Women's Health
Children's Health
Men's Health
Senior Health
Wellness, Prevention & Lifestyle
Sexual Health
Mental & Behavioral Health
Travel Medicine
Urgent Care
Ask your question
Didn't find what you're looking for?

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.

Ask your question

More of what we treat

Allergies
Antibiotics
Asthma
High Blood Pressure
Prescriptions
Type 2 Diabetes
Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.
HealthTap
HIPAA logo
HIPAASecure
Soc 2 Type 2 logo
SOC 2 Type 2Certified
JCAHO Accredited
JCAHOAccredited

For Businesses

Direct Primary Care for OrganizationsFor DMEs and PharmaciesFor Health PlansFor Providers

Company

About UsSupport CenterContact Us

Health Content

Health TopicsDoctor Q&A by Specialty

Join Us

For DoctorsJobs
Member App

Download HealthTap

Video visit and message your doctor

Member App QR Code
Play Store Member LinkApp Store Member Link

Questions?

+1 (888) 828-0841support@healthtap.com
LinkedInTwitter
HomeTermsPrivacyCookiesDMCAHealth TopicsDoctors DirectoryDoctor Q&A by Specialty
Copyright 2026 HealthTap, Inc.